美 [pɑː ˈsɪstəm]
广播系统（等于 public-address system）
PA system //
an electronic amplification system used as a communication system in public areas
同义词： public address system / P.A. system / P.A. / PA
广播系统（等于public-address system）-引用次数：1
参考来源数字化智能型公共广播系统的设计
...公共广播系统；PC电脑远程控制系统；DSPPA协议；应备声压级；语言传输指数STIPA。 [gap=261]Key words] 2010 shanghai EXPO Park; PA system; Network PA system; PC--remote control system; DSPPA Agreement; System Required..
在扩音系统（PA system）中，反馈怎样引起刺耳的鸣声？
[b]招聘职位：软件测试实习生（PA System）[/b]
PA System, music, setup and breakdown are provided.
PA 系统，音乐， 安装和故障被提供。
WE WERE just settling down for our flight when the captain's voice came over the PA system.
我们刚刚在飞机上坐好，扩音器中突然传来机长的声音。
Then with the case study, this PA system was applied in enterprises, whichshowed it is an effective approach.
通过案例研究，说明了该绩效考核体系的应用，表明该体系具有很强的可操作性。
The school's PA system was still on from the morning announcements and every sound in the building was amplified.
"This is a problem of technology - but we'll get used to it, " one MP quipped when he eventually mastered the PA system.
It's hard to imagine where these airlines would park or operate, since the airport has only one runway, a single luggage carousel that rarely runs and no PA system.